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Finding the Fourth Proportional to 36,705.43, 55,058.18 and 9,003.43

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Solution

The fourth proportional to 36,705.43, 55,058.18 and 9,003.43 is: 13,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705.43 : 55,058.18 = 9,003.43 : x
  2. Step 2: Convert to fraction form
    36,705.43/55,058.18 = 9,003.43/x
  3. Step 3: Cross multiply
    36,705.43x = 55,058.18 × 9,003.43
  4. Step 4: Simplify right side
    36,705.43x = 495,712,469.56
  5. Step 5: Solve for x
    x = 495,712,469.56/36,705.43
  6. Step 6: Final answer
    x = 13,505.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.